12550352531500 has 144 divisors (see below), whose sum is σ = 32360967815904. Its totient is φ = 4238753904000.

The previous prime is 12550352531419. The next prime is 12550352531513. The reversal of 12550352531500 is 513525305521.

12550352531500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12550352531500² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12550352531500.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2181331 + ... + 5464330.

It is an arithmetic number, because the mean of its divisors is an integer number (224728943166).

Almost surely, 2^{12550352531500} is an apocalyptic number.

12550352531500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12550352531500 is an abundant number, since it is smaller than the sum of its proper divisors (19810615284404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12550352531500 is a wasteful number, since it uses less digits than its factorization.

12550352531500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7645761 (or 7645742 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 37.

The spelling of 12550352531500 in words is "twelve trillion, five hundred fifty billion, three hundred fifty-two million, five hundred thirty-one thousand, five hundred".